Journey to the Beginning of Time

Potsdam, Germany (SPX) Oct 09, 2018
When studying the early universe, astronomers have different methods at their disposal: One is to look to very large distances and therefore back in time, to see the first stars and galaxies as they were many billions of years ago.

Another option is to examine the oldest surviving stars from our own galaxy, the Milky Way, and use them to get a glimpse of what the conditions were like in thFull article